The Integumentary System Quiz

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Questions and Answers

Integumentary system is composed of the ______ and the hair

skin

The ______ cells in our hair follicles gradually die as we get older

pigment

Gray hair is the result of fewer ______ cells in a hair follicle

pigment

Cuticles help nails retain moisture and ______ out bacteria

seal Signup and view all the answers

White spots on nails do not indicate a ______ deficiency

calcium Signup and view all the answers

What are the main organs under the Integumentary System?

The main organs under the Integumentary System are the skin, hair, nails, and glands. Signup and view all the answers

Why does hair turn gray?

Hair turns gray as we get older because the pigment cells in our hair follicles gradually die. When there are fewer pigment cells, the hair strand contains less melanin and becomes a more transparent color. Signup and view all the answers

What is the main purpose of cuticles?

The main purpose of cuticles is to help nails retain moisture and seal out bacteria. Signup and view all the answers

Do white spots on nails indicate a calcium deficiency?

No, white spots on nails do not indicate a calcium deficiency. They are typically just a point where the nail was damaged or injured. Signup and view all the answers